— Occupational IQ research
Surgeons — average IQ & cognitive profile
Avg IQ
127
Percentile
96th
SD above mean
+1.80
Strongest axes
Spatial & Logical reasoning
Published occupational IQ research consistently places surgeons at an average IQ of around 127 — the 96th percentile of the general adult population. This is one of the higher-IQ professions on record.
Why surgeons cluster at this level
Surgery selects strongly on spatial cognition and procedural memory in addition to general medical school selection. Cognitive load during operations rewards working memory and fine motor-cognitive integration.
What this number really means
An occupational IQ average is a statistical mean, not a hiring criterion. The within-profession standard deviation is typically 10-15 IQ points, which means:
- There are highly successful surgeons scoring well above 142
- And highly successful surgeons scoring well below 112
- Conscientiousness, domain knowledge, emotional regulation, and motivation account for far more variance in actual job performance than the difference between, say, IQ 115 and IQ 125 does
Find out YOUR exact IQ
Take a 20-minute calibrated test and see how you compare — not just on overall IQ, but across all six cognitive axes.
How to interpret your own score against this average
If you're considering this profession or already in it, here's how to read a personal IQ result in context:
- If you score 117–137: you're right in the typical range for surgeons
- If you score above 142: you have meaningful cognitive headroom; you'll likely find the abstract demands of the role easier than peers
- If you score below 112: the profession is still entirely accessible to you — many surgeons succeed at this level — but you may rely more on persistence, structured systems, and specialisation than peers do
Related profession comparisons
- University Professors — average IQ 126
- Philosophers — average IQ 129
- Doctors (MD) — average IQ 124
- Research Scientists — average IQ 130
- Lawyers — average IQ 122